Extech EC210 Digital Handheld Compact Conductivity TDS Meter is a compact digital tester that measures conductivity, TDS, and temperature using a long life carbon rod combination electrode.

Extech DO210 Digital Handheld Compact Dissolved Oxygen Meter is a digital handheld tester for measuring dissolved oxygen or percent oxygen while simultaneously measuring and displaying temperature.

Extech EC170 Temperature and Salinity Meter is an auto-ranging meter that measures salinity in a wide variety of applications. Extech EC170 has a large LCD, data hold function, and automatic temperature compensation.

Features

Extech EC150 Conductivity/TDS Water Quality Meter is a waterproof meter with one high accuracy multi-ranging sensor that measures conductivity, TDS, and temperature with simultaneous readout.

Extech RE300 Exstik ORP Meter measures ORP (Oxidation Reduction Potential) from -999 to 999mV. Flat surface electrodes gives “On-the-Spot” measurements With ±4mV accuracy and a high 1mV resolution. Waterproof (IP57) design floats in water and protects the meter in wet environment from taking water damage. The easy to replace electrode module is interchangeable with pH and chlorine ExStik modules.

Extech 407510 Heavy Duty Dissolved Oxygen Meter with PC interface has a dual display of oxygen concentration and temperature with RS-232 PC interface for data acquisition and datalogging applications.

Extech DO700 Portable Dissolved Oxygen Meter measures dissolved oxygen concentration/saturation, pH, mV, conductivity, TDS, salinity, resistivity and temperature.

Extech EC600 Waterproof Conductivity Meter Kit is a 7-in-1 meter with lab-quality performance.

Extech PH300 Waterproof pH/mV/Temperature Kit is a 3-in-1 meter with lab-quality performance.

Extech Oyster 16 Oyster Series pH mV Temperature Meter Kit features a large LCD built into adjustable FLIP UP cover displays pH or mV and temperature simultaneously.